New 2026 Grand Design Momentum G-Class 21G Travel Trailer

2026 21G Features and Options

Grand Design Momentum G-Class toy hauler 21G highlights:

  • Queen Bed Slide
  • Master Suite
  • Euro Chairs
  • Ramp Door/Patio
  • 14' Garage

 

You don't have to rough it with all the amenities found in this Momentum G-Class toy hauler including your own master suite with a walk-around queen bed slide and private access into the dual-entry bathroom. The kids or your friends can sleep on the Happi-Jac rollover sofas with an optional top bed, and the Euro chairs can become the waiting area for the next rider. Keep the party going all weekend long with your very own fuel station and the 19' power awning. Come see why this model will fit perfectly into your off-road lifestyle!

 

Are you looking for adventure and fun? The Momentum G-Class toy hauler by Grand Design will help you find it! You can explore during any season you choose with the Insulation Package that includes a heated and enclosed underbelly with suspended tanks, a high-capacity furnace, a moisture barrier floor enclosure, and cabinet-mounted heat ducts. Each model includes a high capacity water pump, a dovetail rear end, and 2,500-LB tie-downs anchored into the chassis. Throughout the Momentum G-Class interior, you'll enjoy many comfortable features like large panoramic windows, a shower skylight, USB chargers in the bedroom, and residential cabinetry.

What Our Customers Are Saying

Went above and beyond!

Randy and Tim helped us out. We needed some new batteries on our trip from Indianapolis to Bend, OR. Not only did they get us the batteries, when we needed a new connection made they drove us down to the local Napa and got us back. Also stayed open an hour past closing to make sure we were good. - Dan
Price: $88,413
You Save: $24,418
Sale Price: $63,995
McClain's RV SuperStore
Location: Denton
Stock# 16157
To get help now on this RV, call and enter the RV ID if prompted.
RV ID: 3576929#
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2026 21G Specifications
Sleeps 4
Slides 1
Length 26 ft 11 in
Ext Width 8 ft 5 in
Ext Height 12 ft 4 in
Int Height 7 ft 7 in
Interior Color ARTISAN
Hitch Weight 1056 lbs
GVWR 11000 lbs
Dry Weight 7280 lbs
Fresh Water Capacity 90 gals
Grey Water Capacity 74 gals
Black Water Capacity 39 gals
Tire Size ST235/80R16 LRE
Furnace BTU 30000 btu
Available Beds Queen
Refrigerator Type Stainless Steel
Refrigerator Size 8 cu ft
Cooktop Burners 3
Shower Size 27" x 36"
Number of Awnings 1
LP Tank Capacity 20 lbs
Water Heater Type Tankless
AC BTU 15000 btu
TV Info LR 40" TV
Awning Info 19' Awning w/LED Accent Lighting
Axle Count 2
Number of LP Tanks 2
Shower Type Walk-In Shower
Electrical Service 30 amp
VIN 573TM272XTBB05606
For more information Contact Us
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